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friction and forces

QuestionAnswer
Motion an objects change in position relative to a reference point
Speed the distance traveled divided by the time interval during which the motion occurred
Velocity the speed of an object in a particular direction
Acceleration the rate at which velocity changes over time
Force a push or a pull
Newton the unit for force
Net Force when lots of forces act on a object
Friction a force that opposes motion between two surfaces that are in contact
Gravity a force of attraction between objects that is due to their masses
Weight a measure of the gravitaional force exerted on an object
Mass a measure of the amount of matter in an object
Created by: blake_ronga
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